PIC18F4539-I/ML
- Mfr.Part #
- PIC18F4539-I/ML
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 24KB FLASH 44QFN
- Stock
- 47,933
- In Stock :
- 47,933
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Max Power Dissipation :
- 1W
- Base Part Number :
- PIC18F4539
- Speed :
- 40MHz
- DMA Channels :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- EEPROM Size :
- 256 x 8
- Terminal Pitch :
- 0.65mm
- Number of Terminations :
- 44
- Peripherals :
- Brown-out Detect/Reset, LVD, POR, PWM, WDT
- Core Size :
- 8-Bit
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Supply Voltage :
- 5V
- RoHS Status :
- ROHS3 Compliant
- Connectivity :
- I2C, SPI, UART/USART
- Base Product Number :
- PIC18F4539
- Data Bus Width :
- 8B
- Power Supplies :
- 5V
- Package :
- Tube
- JESD-609 Code :
- e3
- ROM (words) :
- 12288
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Voltage-Min (Vsup) :
- 4.2V
- RAM Size :
- 1408 x 8
- Program Memory Size :
- 24KB 12K x 16
- Pbfree Code :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 4.2V~5.5V
- Radiation Hardening :
- No
- Peak Reflow Temperature (Cel) :
- 260
- PWM Channels :
- yes
- Length :
- 8mm
- CPU Family :
- PIC
- Interface :
- I2C, SPI, UART, USART
- Operating Temperature :
- -40°C~85°C TA
- Frequency :
- 40MHz
- Oscillator Type :
- Internal
- Terminal Finish :
- Matte Tin (Sn)
- Mounting Type :
- Surface Mount
- Pin Count :
- 44
- Bit Size :
- 8
- Number of I/O :
- 32
- Has ADC :
- yes
- Memory Size :
- 24KB
- Published :
- 2002
- Time@Peak Reflow Temperature-Max (s) :
- 40
- DAC Channels :
- No
- Data Converters :
- A/D 8x10b
- Number of Timers/Counters :
- 3
- Height Seated (Max) :
- 1mm
- Data Converter :
- A/D 8x10b
- Supply Current-Max :
- 25mA
- JESD-30 Code :
- S-PQCC-N44
- Core Processor :
- PIC
- Package / Case :
- 44-VQFN Exposed Pad
- Terminal Position :
- QUAD
- Surface Mount :
- yes
- Lead Free :
- Contains Lead
- Watchdog Timer :
- yes
- Packaging :
- Tube
- Program Memory Type :
- Flash
- On Chip Program ROM Width :
- 16
- Series :
- PIC® 18F
- Supplier Device Package :
- 44-QFN (8x8)
- Product Status :
- Obsolete
- Datasheets
- PIC18F4539-I/ML

Microcontrollers Microchip Technology PIC18F4539-I/ML Overview
The Microcontrollers Microchip Technology PIC18F4539-I/ML is a highly versatile 8-bit microcontroller that integrates advanced features in a compact 44QFN package, making it ideal for embedded applications requiring efficient space utilization and robust performance. This MCU is designed by Microchip Technology, a leader in semiconductor innovation, ensuring high reliability and advanced capabilities. With its 24KB flash memory, this microcontroller offers ample space for application code and data, suitable for a variety of complex digital tasks. Its high degree of integration and low power consumption makes it a top choice for designers looking to optimize their systems with cutting-edge technology.
PIC18F4539-I/ML Features
The PIC18F4539-I/ML boasts numerous features that make it suitable for demanding applications, including a 10-bit, 13-channel Analog-to-Digital Converter (ADC) which enables precise sensor integration and data conversion. Enhanced PWM outputs facilitate sophisticated control mechanisms, ideal for precision motor and lighting applications. The device also supports multiple communication protocols such as SPI, I2C, and UART, providing excellent connectivity options for interfaced devices. Enhanced safety features, including a Watchdog Timer and brown-out reset, ensure reliable operation under varying power conditions.
PIC18F4539-I/ML Applications
- Automotive Systems: Integrates seamlessly into automotive subsystems such as climate control and lighting systems, where reliability and precision are crucial.
- Industrial Automation: Utilized in machine control units for sensor data collection and real-time process control, enhancing operational efficiency and reliability.
- Consumer Electronics: Serves as the control hub in home automation and smart devices, enabling sophisticated user interfaces and connectivity.
- Medical Devices: Used in small-scale medical monitoring systems, providing critical real-time data processing and device control.
- Communication Equipment: Acts as a core component in communication systems for data handling and protocol management, ensuring smooth and efficient data transfer.
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